refactor(boba-tea-shop): remove deprecated a2a dependency and update doc

[LearningGp]

AgentScope-Java Version

1.0.5

Description

refactor(boba-tea-shop): remove deprecated a2a dependency and update doc

Checklist

Please check the following items before code is ready to be reviewed.

• Code has been formatted with mvn spotless:apply
• All tests are passing (mvn test)
• Javadoc comments are complete and follow project conventions
• Related documentation has been updated (e.g. links, examples, etc.)
• Code is ready for review

[Copilot]

Pull request overview

This PR performs a cleanup refactoring by removing deprecated a2a extension dependencies and updating documentation to reflect the current framework implementation. The changes ensure the dependency declarations align with actual usage and keep documentation accurate.

• Removes unused a2a extension dependencies (agentscope-extensions-a2a-server and agentscope-extensions-a2a-client)
• Updates documentation to replace "Spring AI Alibaba" with "MCP Spring Webflux" in the tech stack tables

Reviewed changes

Copilot reviewed 3 out of 3 changed files in this pull request and generated no comments.

File	Description
agentscope-examples/boba-tea-shop/pom.xml	Removes two unused a2a extension dependencies from dependency management section
agentscope-examples/boba-tea-shop/README.md	Updates tech stack table to reflect MCP Spring Webflux instead of Spring AI Alibaba
agentscope-examples/boba-tea-shop/README_zh.md	Updates Chinese tech stack table to match the English version changes

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The review is complete. The changes are clean and appropriate:

1. Dependency Removal: The removed dependencies (agentscope-extensions-a2a-server and agentscope-extensions-a2a-client) are verified to be unused in any of the module pom.xml files, making their removal safe and correct.

2. Documentation Updates: Both English and Chinese README files have been updated consistently to replace "Spring AI Alibaba" with "MCP Spring Webflux" in the backend tech stack tables, which accurately reflects the current implementation.

3. Alignment: The changes properly align with the PR title and description, completing the cleanup of deprecated dependencies and ensuring documentation accuracy.

No issues were identified in this refactoring pull request.

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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